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Re: Just finished the fastest ever, general purpose sorting algorithm.
Posted:
Jan 5, 2013 8:51 PM


"JT" <jonas.thornvall@gmail.com> wrote in message news:7756d0ff9c3445c58cb859cfa529f428@n5g2000vbk.googlegroups.com... On 5 Jan, 18:39, forbisga...@gmail.com wrote: > http://stackoverflow.com/questions/3074861/binarysortalgorithmi > > Algorithmi? That's sorta correct. it points to: > > http://www.brpreiss.com/books/opus5/html/page487.html > > It says: > Whereas a linear search requires O(n) comparisons in the worst case, a > binary search only requires comparisons > > and gives this caveat: > The number of comparisons required by the straight insertion sort is in > the worst case as well as on average. Therefore on average, the binary > insertion sort uses fewer comparisons than straight insertion sort. On the > other hand, the previous section shows that in the best case the running > time for straight insertion is O(n). Since the binary insertion sort > method always does the binary search, its best case running time is . > Table summarizes the asymptotic running times for the two insertion sorts. > > (sorry that didn't all copy. quicksort is probably better in most cases.) >I am not sure if you looked at my countsort algorithm using arrays, it >is further down in sci.math. But my algorithms do not compare anything >it just read in the values in an ordered fashion,
<snip> So, someone has already put it in order for you. Trivial.
your algorithm cannot sort if it fails to compare.



